REPORT SHEET Determination of the Dissociation Constant of a Weak Acid B. Standardization of Sodium Hydroxide (NaOH) Solution Trial 1 Trial 2 Mass of bottle + KHP 93,208 94,010 Mass of bottle 92,786 93,659 Mass of KHP used 0.422 0.442 21,60ML 38.61 L Final buret reading Initial buret reading 21,60 m² 0.68m 20.92 mL of NaOH used 17,01 Molarity of NaOH Average molarity (show calculations and standard deviation) 0,041 Trial 3 85,517 85,162 0.355 18,99 1,71ML 17,28

World of Chemistry, 3rd edition
3rd Edition
ISBN:9781133109655
Author:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste
Chapter16: Acids And Bases
Section: Chapter Questions
Problem 51A
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I need help finding the Molarity of NaOH for all 3 trials. The answers I have are wrong.
Name
Desk
Date
Laboratory Instructor
REPORT SHEET
Determination of the
Dissociation Constant
of a Weak Acid
B. Standardization of Sodium Hydroxide (NaOH) Solution
Trial 1
Trial 2
Mass of bottle + KHP
93,208
99,010
Mass of bottle
921786
93,659
Mass of KHP used
0.422
0.942
21, 60 m
38.61mL
Final buret reading
21,60 m²
Initial buret reading
mL of NaOH used
0.68ml
20.92
17,01
Molarity of NaOH
Average molarity (show calculations and standard deviation) 0,041
Trial 3
85,517
85,162
0.355
18,99
1,71mL
17,28
Transcribed Image Text:Name Desk Date Laboratory Instructor REPORT SHEET Determination of the Dissociation Constant of a Weak Acid B. Standardization of Sodium Hydroxide (NaOH) Solution Trial 1 Trial 2 Mass of bottle + KHP 93,208 99,010 Mass of bottle 921786 93,659 Mass of KHP used 0.422 0.942 21, 60 m 38.61mL Final buret reading 21,60 m² Initial buret reading mL of NaOH used 0.68ml 20.92 17,01 Molarity of NaOH Average molarity (show calculations and standard deviation) 0,041 Trial 3 85,517 85,162 0.355 18,99 1,71mL 17,28
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